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Re: [Xen-devel] [PATCH 2/2] Load gntdev and evtchn if they're modular. [
| To: | Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH 2/2] Load gntdev and evtchn if they're modular. [and 1 more messages] |
| From: | Olaf Hering <olaf@xxxxxxxxx> |
| Date: | Tue, 30 Aug 2011 20:12:21 +0200 |
| Cc: | Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Tue, 30 Aug 2011 11:13:55 -0700 |
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On Tue, Aug 30, Ian Jackson wrote: > > +# run this script only in dom0: > > +# no capabilities file in xenlinux kernel > > +if ! test -f /proc/xen/capabilities ; then > > + exit 0 > > +fi > > +# empty capabilities file in pv_ops kernel > > if ! grep -q "control_d" /proc/xen/capabilities ; then > > exit 0 > > fi > > If /proc/xen/capabilities is missing, what does it mean ? It means a domU with xenlinux PV drivers loaded, in that case the script has to do nothing. > kernels really not provide that file ? Also these two ifs would be > better combined. How would that look like? First the file is not there, so grep will print an error - thats what my patch tries to fix. Second the file is there and may indicate a dom0. Olaf _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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